Fix broken relative link

WhyNotHugo · WhyNotHugo · commit 5c30d2910978 · 2025-03-31T17:44:46.000+02:00
diff --git a/content/_index.md b/content/_index.md
@@ -11,4 +11,4 @@ The `vdir` storage format also builds atop existing standards:
 * [vdir] is a convention for storing calendars and address books in a
   filesystem.
 
-[vdir]: http://localhost:1313/specs/vdir/
+[vdir]: /specs/vdir/
